Sentinel 10 Charger/Maintainer Powerful - Charges and Maintains from 1 to 10 batteries simultaneously and independently Intelligent - Various algorithms allow you to choose the profile best suited for your batteries Features: Safety Features: no-spark charging, reverse battery protection Output Connector: 10x - 4 feet [1.2 m] leads with Red/Black battery clamps Display: 2x LEDs per channel, LCD with current voltage/amperage Input Rating: 100-240Vac, 50/60Hz Worldwide Universal Input Output Rating: 12VDC @ 500mA per channel Dimensions: 1 in. x 3 in. x 14 in. Weight: 3.76 lbs.*For 12 Volt Lead Acid Batteries